Powdery Mildew is a very easily identified lawn disease, it is commonly noticed as white dust across the lawn, and is first seen around Autumn. Closer inspection of the lawn leaf will reveal that the leaf is actually being eaten away by this fungal disease. The white powdery substance on the lawn is actually the Mycelium threads being produced by the Powdery Mildew fungus.
Powdery Mildew can exist on most plant types and can be easily spread from lawns to plants and vice versa. It's a very simple lawn disease to cure - so no need to delay fixing Powdery Mildew on the lawn.
Brown Patch is a lawn disease which is most evident by the rounded dying areas it produces in lawns. These round patches in the lawn are most often circled by a perimeter which is darker in colour, most often light to dark brown.
Brown Patch disease attacks and feeds on the leaf of the lawn, and is most often perpetuated and it's severity increased by poor lawn health. The patches will most often be first noticeable in the Spring and from a size of around 20 cm, the size of the Brown Patches can then increase to around a metre in diameter.
Dollar Spot is a common lawn disease which is most often seen in lawns which are in poor condition. Dollar Spot is identified by the small circular brown or yellow spots it creates on a lawns surface, these spots are usually around the size of a dollar coin… hence the name Dollar Spot.
Fairy Ring is a lawn disease which is most notable by the rings it creates in lawns. The rings of Fairy Ring are circle shaped and can begin being noticeable from 30 cm in diameter and will continue growing indefinitely until their food supply is exhausted.
Fairy Ring is a lawn fungus disease, for this reason the disease will in most cases be noticeable by Mushrooms around it's perimeter, but this will not always be the case. Fairy Ring can be caused by many different fungus types and some of these will not contain mushrooms in the lawn.
Spring Dead Spot is a lawn disease which is unique to Couch Grasses, and is most noticeable by the often round dead spots it leaves on lawns. The round dead patches in the lawn will become most noticeable when they reach a size of around 10-15 cm, from this small size Spring Dead Spot can continue to grow outwards, increasing it's diameter. up to around a metre in total.
The life-cycle of Spring Dead Spot begins in Autumn, however at this time of the year it is often unnoticeable, as the damage cause begins as a yellowing in the circles affected, which is then often camouflaged into the lawn as the turf itself begins losing some of it's darker colour as the weather cools down.